#include <stdio.h>

int main(void)
{

    int a=2, b=3;	float x=3.5, y=2.5;

    printf("%f\n",(float)(a+b)/2+(int)x%(int)y);

    int m = -50;
    unsigned int n = 20;

    printf("%d\n", m + n > 0);

    int n1 = 11;
    printf("%d\n",  n1++*1/3);

    return 0;
}
